Pole-mounted circuit breaker

The utility model discloses a pole-mounted circuit breaker, which comprises a main body, the periphery of the main body is fixedly connected with a fixed seat, the fixed seat is fixedly connected with radiating fins, the radiating fins are fixedly connected with a fixed block, the fixed block is fixedly connected with a fan, the bottom of the main body is fixedly connected with a base, the base is internally provided with a water tank, and the water tank is fixedly connected with the base. According to the pole-mounted circuit breaker, the protection capability of the pole-mounted circuit breaker is enhanced through the arrangement of the fixing base and the cooling fins, the heat dissipation performance of the pole-mounted circuit breaker is improved through the arrangement of the water tank, the water pump and the fan, and the service life of the pole-mounted circuit breaker is prolonged. 本实用新型公开了一种柱上断路器，包括主体，所述主体四周固定连接有固定座，所述固定座上的固定连接有散热片，所述散热片上固定连接有固定块，所述固定块上固定连接有风扇，所述主体底部固定连接有基座，所述基座内设置有水箱，所述水箱顶部固定连接有水泵，